update README

Dockerfile

@@ -4,6 +4,6 @@ EXPOSE 4785
 
 RUN pip install --no-cache-dir markdown matrix-nio
 
-ADD matrix_webhook .
+ADD matrix_webhook matrix_webhook
 
-CMD python -m matrix_webhook
+ENTRYPOINT ["python", "-m", "matrix_webhook"]

README.md

@@ -7,27 +7,59 @@
 
 Post a message to a matrix room with a simple HTTP POST
 
-## Configuration
+## Install
 
-Create a matrix user for the bot, make it join the rooms you want it to talk into, and then set the following
-environment variables:
+```
+python3 -m pip install matrix-webhook
+# OR
+docker pull nim65s/matrix-webhook
+```
+
+## Start
+
+Create a matrix user for the bot, make it join the rooms you want it to talk into, and launch it with the following
+arguments or environment variables:
+
+```
+python -m matrix_webhook -h
+# OR
+docker run --rm -it nim65s/matrix-webhook -h
+```
+
+```
+usage: python -m matrix_webhook [-h] [-H HOST] [-P PORT] [-u MATRIX_URL] -i MATRIX_ID -p MATRIX_PW -k API_KEY [-v]
+
+Configuration for Matrix Webhook.
+
+
+optional arguments:
+  -h, --help            show this help message and exit
+  -H HOST, --host HOST  host to listen to. Default: `''`. Environment variable: `HOST`
+  -P PORT, --port PORT  port to listed to. Default: 4785. Environment variable: `PORT`
+  -u MATRIX_URL, --matrix-url MATRIX_URL
+                        matrix homeserver url. Default: `https://matrix.org`. Environment variable: `MATRIX_URL`
+  -i MATRIX_ID, --matrix-id MATRIX_ID
+                        matrix user-id. Required. Environment variable: `MATRIX_ID`
+  -p MATRIX_PW, --matrix-pw MATRIX_PW
+                        matrix password. Required. Environment variable: `MATRIX_PW`
+  -k API_KEY, --api-key API_KEY
+                        shared secret to use this service. Required. Environment variable: `API_KEY`
+  -v, --verbose         increment verbosity level
+```
 
-- `MATRIX_URL`: the url of the matrix homeserver
-- `MATRIX_ID`: the user id of the bot on this server
-- `MATRIX_PW`: the password for this user
-- `API_KEY`: a secret to share with the users of the service
-- `HOST`: HOST to listen on, all interfaces if `''` (default).
-- `PORT`: PORT to listed on, default to 4785.
 
 ## Dev
 
 ```
-pip3 install --user markdown matrix-nio
-./matrix_webhook.py
+poetry install
+# or python3 -m pip install --user markdown matrix-nio
+python3 -m matrix_webhook
 ```
 
 ## Prod
 
+A `docker-compose.yml` is provided:
+
 - Use [Traefik](https://traefik.io/) on the `web` docker network, eg. with
   [proxyta.net](https://framagit.org/oxyta.net/proxyta.net)
 - Put the configuration into a `.env` file
@@ -47,4 +79,10 @@ curl -d '{"text":"new contrib from toto: [44](http://radio.localhost/map/#44)",
 
 ## Test room
 
-[#matrix-webhook:tetaneutral.net](https://matrix.to/#/!DPrUlnwOhBEfYwsDLh:matrix.org?via=laas.fr&via=tetaneutral.net&via=aen.im)
+#matrix-webhook:tetaneutral.net](https://matrix.to/#/!DPrUlnwOhBEfYwsDLh:matrix.org?via=laas.fr&via=tetaneutral.net&via=aen.im)
+
+## Unit tests
+
+```
+docker-compose -f test.yml up --exit-code-from tests --force-recreate --build
+```

matrix_webhook/__main__.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 """
 Matrix Webhook.
 

matrix_webhook/conf.py

@@ -2,7 +2,7 @@
 import argparse
 import os
 
-parser = argparse.ArgumentParser(description=__doc__)
+parser = argparse.ArgumentParser(description=__doc__, prog="python -m matrix_webhook")
 parser.add_argument(
     "-H",
     "--host",